23 lines · cpp
1// RUN: %clang_cl_asan %Od %s %Fe%t2// RUN: not %run %t 2>&1 | FileCheck %s3 4#include <windows.h>5 6int main() {7 char *buffer = new char[42];8 delete [] buffer;9 buffer[0] = 42;10 // CHECK: AddressSanitizer: heap-use-after-free on address [[ADDR:0x[0-9a-f]+]]11 // CHECK: WRITE of size 1 at [[ADDR]] thread T012 // CHECK: {{#0 .* main .*operator_array_new_uaf.cpp}}:[[@LINE-3]]13 // CHECK: [[ADDR]] is located 0 bytes inside of 42-byte region14 // CHECK-LABEL: freed by thread T0 here:15 // CHECK: {{#0 .* operator delete}}[]16 // CHECK: {{#1 .* main .*operator_array_new_uaf.cpp}}:[[@LINE-8]]17 // CHECK-LABEL: previously allocated by thread T0 here:18 // CHECK: {{#0 .* operator new}}[]19 // CHECK: {{#1 .* main .*operator_array_new_uaf.cpp}}:[[@LINE-12]]20 return 0;21}22 23